Lapazaran , Javier, Michal Petlicki, Francisco Navarro, Francisco Machío, Darek Puczko, Piotr Głowacki, and Adam Nawrot. 2013. “Ice Volume Changes (1936-1990-2007) and Ground-Penetrating Radar Studies of Ariebreen, Hornsund, Spitsbergen”. Polar Research 32 (August). https://doi.org/10.3402/polar.v32i0.11068.